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is_file or file_exists in PHP
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Why doesn't String switch statement support a null case?
...ception
The output of the javap command below reveals that case is chosen based on the hashcode of the switch argument string and hence throws NPE when .hashCode() is invoked on null string.
6: invokevirtual #18 // Method java/lang/String.hashCode:()I
9: lookupswitch { // 3
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Get an OutputStream into a String
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How can I update NodeJS and NPM to the next versions?
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Christopher Moore
2,75644 gold badges2727 silver badges4343 bronze badges
answered Jun 4 '11 at 14:48
JamesJames
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Configuring so that pip install can work from github
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Javascript trick for 'paste as plain text` in execCommand
I have a basic editor based on execCommand following the sample introduced here. There are three ways to paste text within the execCommand area:
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How to validate an OAuth 2.0 access token for a resource server?
...3025072.html#lzn1564003025072__section_N10578_N1002A_N10001. It uses REST based interaction for this that is very complementary to OAuth 2.0.
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What is the difference between mocking and spying when using Mockito?
...ult value - 0 and null
Spy is a cloned double object. New object is cloned based on a real object but you have a possibility to mock it
class A {
String foo1() {
foo2();
return "RealString_1";
}
String foo2() {
return "RealString_2";
}
void foo3() {
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How to remove convexity defects in a Sudoku square?
...processing function, so this should be possible in OpenCV, too. The spline-based image transformation might be harder, but I don't think you really need it. Probably using the perspective transformation you use now on each individual cell will give good enough results.
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In Python, how does one catch warnings as if they were exceptions?
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